gcc/testsuite/gcc.target/powerpc/vsx-builtin-10c.c

   1 /* { dg-do run } */
   2 /* { dg-require-effective-target vmx_hw } */
   3 /* { dg-options "-maltivec" } */
   4
   5 /* This test should run the same on any target that supports altivec/vmx
   6    instructions.  Intentionally not specifying cpu in order to test
   7    all code generation paths.  */
   8
   9 #include <altivec.h>
  10
  11 extern void abort (void);
  12
  13 #define CONST0          (0)
  14 #define CONST1          (1)
  15 #define CONST2          (2)
  16 #define CONST3          (3)
  17 #define CONST4          (4)
  18 #define CONST5          (5)
  19 #define CONST6          (6)
  20 #define CONST7          (7)
  21
  22
  23 /* Test that indices > length of vector are applied modulo the vector
  24    length.  */
  25
  26 /* Test for vector residing in register.  */
  27 vector short s3 (vector short v, short x)
  28 {
  29   return vec_insert (x, v, 3);
  30 }
  31
  32 vector short s7 (vector short v, short x)
  33 {
  34   return vec_insert (x, v, 7);
  35 }
  36
  37 vector short s21 (vector short v, short x)
  38 {
  39   return vec_insert (x, v, 21);
  40 }
  41
  42 vector short s30 (vector short v, short x)
  43 {
  44   return vec_insert (x, v, 30);
  45 }
  46
  47 /* Test for vector residing in memory.  */
  48 vector short ms3 (vector short *vp, short x)
  49 {
  50   return vec_insert (x, *vp, 3);
  51 }
  52
  53 vector short ms7 (vector short *vp, short x)
  54 {
  55   return vec_insert (x, *vp, 7);
  56 }
  57
  58 vector short ms21 (vector short *vp, short x)
  59 {
  60   return vec_insert (x, *vp, 21);
  61 }
  62
  63 vector short ms30 (vector short *vp, short x)
  64 {
  65   return vec_insert (x, *vp, 30);
  66 }
  67
  68 /* Test the same with variable indices.  */
  69
  70 /* Test for variable selector and vector residing in register.  */
  71 __attribute__((noinline))
  72 vector short ci (vector short v, int i, short x)
  73 {
  74   return vec_insert (x, v, i);
  75 }
  76
  77 /* Test for variable selector and vector residing in memory.  */
  78 __attribute__((noinline))
  79 vector short mci (vector short *vp, int i, short x)
  80 {
  81   return vec_insert (x, *vp, i);
  82 }
  83
  84
  85 int main (int argc, short *argv[]) {
  86   vector short sv = {
  87     CONST0, CONST1, CONST2, CONST3, CONST4, CONST5, CONST6, CONST7 };
  88   short s;
  89
  90   sv = s3 (sv, CONST6);
  91   if (sv [3] != CONST6)
  92     abort ();
  93
  94   sv = s7 (sv, CONST4);
  95   if (sv [7] != CONST4)
  96     abort ();
  97
  98   sv = s21 (sv, CONST3);
  99   if (sv [5] != CONST3)
 100     abort ();
 101
 102   sv = s30 (sv, CONST2);
 103   if (sv [6] != CONST2)
 104     abort ();
 105
 106   sv = ms3 (&sv, CONST5);
 107   if (sv [3] != CONST5)
 108     abort ();
 109
 110   sv = ms7 (&sv, CONST1);
 111   if (sv [7] != CONST1)
 112     abort ();
 113
 114   sv = ms21 (&sv, CONST2);
 115   if (sv [5] != CONST2)
 116     abort ();
 117
 118   sv = ms30 (&sv, CONST0);
 119   if (sv [6] != CONST0)
 120     abort ();
 121
 122   sv = ci (sv, 5, CONST6);
 123   if (sv [5] != CONST6)
 124     abort ();
 125
 126   sv = ci (sv, 2, CONST4);
 127   if (sv [2] != CONST4)
 128     abort ();
 129
 130   sv = ci (sv, 15, CONST3);
 131   if (sv [7] != CONST3)
 132     abort ();
 133
 134   sv = ci (sv, 28, CONST3);
 135   if (sv [4] != CONST3)
 136     abort ();
 137
 138   sv = mci (&sv, 5, CONST3);
 139   if (sv [5] != CONST3)
 140     abort ();
 141
 142   sv = mci (&sv, 12, CONST7);
 143   if (sv [4] != CONST7)
 144     abort ();
 145
 146   sv = mci (&sv, 25, CONST6);
 147   if (sv [1] != CONST6)
 148     abort ();
 149
 150   sv = mci (&sv, 16, CONST5);
 151   if (sv [0] != CONST5)
 152     abort ();
 153
 154   return 0;
 155 }